Her father           in the USA for another year,so that she could work toward her master’s degree. [ ]

A.agreed her to stay

B.promised her to stay

C.let her staying

D.approved of her staying

专利局在授予专利权时建立专利登记簿，专利登记簿（）。

A.反映专利权授予之后专利的法律状态

B.仅证明专利申请是否被授予专利权

C.可以作为专利权是否有效的法律文件

D.所记载的内容应与专利证书上所记载的内容完全一致